Home / 34,752.49-47,958.11-19,438.86

Finding the Fourth Proportional to 34,752.49, 47,958.11 and 19,438.86

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Solution

The fourth proportional to 34,752.49, 47,958.11 and 19,438.86 is: 26,825.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,752.49 : 47,958.11 = 19,438.86 : x
  2. Step 2: Convert to fraction form
    34,752.49/47,958.11 = 19,438.86/x
  3. Step 3: Cross multiply
    34,752.49x = 47,958.11 × 19,438.86
  4. Step 4: Simplify right side
    34,752.49x = 932,250,986.15
  5. Step 5: Solve for x
    x = 932,250,986.15/34,752.49
  6. Step 6: Final answer
    x = 26,825.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.